Tag: programming languages

Quizzes (351) Questions (7021)

Questions Related to programming languages

Multiple choice technology programming languages

What gets printed when the following program is compiled and run. protected class example {public static void main(String args[]) {String test = "abc";test = test + test;System.out.println(test);}}

  1. The program does not compile because statement "test = test + test" is illegal.

  2. The program prints "abc"

  3. The program prints "abcabc"

  4. The class does not compile because the top level class cannot be protected.
Reveal answer Fill a bubble to check yourself
D Correct answer
Full explanation
Multiple choice technology programming languages

package inheritance; public class TestInheritance2 { public int empId =100; public String name ="tcs" ; } package inheritance1; import inheritance.TestInheritance2; public class TestInheritance_2 extends TestInheritance2 { void printEmpId() { System.out.println("EmpId is "+empId); } public static void main(String[] args) { TestInheritance_2 T_2 = new TestInheritance_2(); T_2.printEmpId(); } }

  1. Compiler Error

  2. EmpId is 0

  3. EmpId is 100

  4. Exception
Reveal answer Fill a bubble to check yourself
C Correct answer
Full explanation
Multiple choice technology programming languages

package inheritance; public class TestInheritance3 { protected int p = 100; } package inheritance1; import inheritance.TestInheritance3; public class TestInheritance_3 extends TestInheritance3 { void printP() { System.out.println("p= "+p); } public static void main(String[] args) { TestInheritance_3 T_3 = new TestInheritance_3(); T_3.printP(); } }

  1. p= 0

  2. p= 100

  3. Compiler Error

  4. Exception
Reveal answer Fill a bubble to check yourself
B Correct answer
Full explanation
Multiple choice technology programming languages

package inheritance; class TestInheritance4 { String name ="TCS"; } package inheritance1; import inheritance.TestInheritance4; public class TestInheritance_4 extends TestInheritance4 { void printName() { System.out.println("name ="+name); } public static void main(String[] args) { TestInheritance_4 T_4 = new TestInheritance_4(); T_4.printName(); } }

  1. Compiler Error

  2. name = TCS

  3. name = null

  4. Exception
Reveal answer Fill a bubble to check yourself
A Correct answer
Full explanation
Multiple choice technology programming languages

package inheritance; public class TestInheritance7{ protected int p = 100; } package inheritance1; import inheritance.TestInheritance7; public class TestInheritance_7 extends TestInheritance7{ void printP() { TestInheritance7 T7 = new TestInheritance7(); System.out.println("p = "+T7.p); } public static void main(String[] args) { TestInheritance_7 T_7 = new TestInheritance_7(); T_7.printP(); } }

  1. p = 100

  2. Compiler error

  3. p = 0

  4. Exception
Reveal answer Fill a bubble to check yourself
B Correct answer
Full explanation
Multiple choice programming languages java 
package inheritance;
class TestInheritance4 {
 String name = "JAVA";
}
package inheritance1;
import
import inheritance.TestInheritance4;
public class TestInheritance_4 extends TestInheritance4 {
 void printName() {
  System.out.println("name =" + name);
 }
 public static void main(String[] args) {
  TestInheritance_4 T_4 = new TestInheritance_4();
  T_4.printName();
 }
}

  1. name = JAVA

  2. Compiler Error

  3. Exception

  4. name = null
Reveal answer Fill a bubble to check yourself
B Correct answer
Full explanation